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11-20 of 23 for the Category : Urban Environment and the Subcategory : Urban Environment - General

Noise Pollution

( Article Type: Explanation )

There are different levels of noise all around us all of the time. When it appears to be very quiet there it still a background noise, even if it is crickets chirping or a gentle breeze blowing. All of the different day-to-day noises are collectively

Nuisance

( Article Type: Explanation )

In environmental terms, a nuisance is something that causes irritation and distress (e.g. a bad smell, or a loud or piercing noise, or a continuously barking dog) but not necessarily to the degree that it contravenes laws or regulations.

Permaculture

( Article Type: Explanation )

The concept of permaculture was developed in the 1970s by two Australians, Bill Mollison and David Holmgrem. By thinking about the consequences of humankind’s actions, combining this with old wisdom, skills and knowledge of plant, animal and social

Photochemical Smog

( Article Type: Explanation )

Photochemical smog comprises a number of chemicals, mainly ozone, aldehydes, peroxyacetylnitrates (PANs) and nitric acid.

Pollution

( Article Type: Explanation )

Pollution comes in many forms and types. In its broadest sense, pollution can be described as the result of the release to air, water or soil from any process or of any substance, which is capable of causing harm to man or other living organisms supp

Population Growth & Sustainable Development

( Article Type: Overview )

n the year 2000 the human inhabitants of Earth reached 6 billion. Now, in 2003, there are 6.1 billion of us. And not only is the world population increasing, the rate at which it is growing has also been increasing. What will happen if the human popu

Poverty Alleviation through Sustainable Development

( Article Type: Opinion )

There is no need to choose between people and the environment. And yet there is a common belief that we need to address poverty first, before we can think about the environment.

Sustainable Development ~ Transport

( Article Type: Sustainable Development )

In an increasingly interconnected world, the mobility of commodities and people has become a key – if not exactly an indispensable – feature of everyday life. The amount of processed natural resource required to power all the motorised vehicles a

Trench Gardening

( Article Type: Explanation )

Trench gardening is a form of subsistence vegetable gardening that has been practised in the townships since the late 1970s.

Urban Agriculture

( Article Type: Explanation )

Cities and towns are not the places where one would usually think that agriculture should be undertaken, but urban agriculture can be a valuable contribution to the development of sustainable cities.